Odpowiedź:
1 i 2/7:4/5 =
= 9/7 : 4/5 =
= 9/7 * 5/4 =
= 45/28=
= 1 i 17/28
2 i 7/10:1 i 2/7 =
= 27/10 : 9/7 =
= 27/10 * 7/9 =
= 3/10 * 7/1 =
= 21/10 =
= 2 i 1/10
3 i 3/4:1 i 2/7 =
= 15/4 : 9/7 =
= 15/4 * 7/9 =
= 5/4 * 7/3 =
= 35/12 =
= 2 i 11/12
Szczegółowe wyjaśnienie:
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Odpowiedź:
1 i 2/7:4/5 =
= 9/7 : 4/5 =
= 9/7 * 5/4 =
= 45/28=
= 1 i 17/28
2 i 7/10:1 i 2/7 =
= 27/10 : 9/7 =
= 27/10 * 7/9 =
= 3/10 * 7/1 =
= 21/10 =
= 2 i 1/10
3 i 3/4:1 i 2/7 =
= 15/4 : 9/7 =
= 15/4 * 7/9 =
= 5/4 * 7/3 =
= 35/12 =
= 2 i 11/12
Szczegółowe wyjaśnienie: